The National Service of Geology and Mining (Sernageomin) said that during 12:18 and 13:05 hours on Sunday there was a seismic swarm in the Laguna del Maule volcanic complex, located in the commune of San Clemente, Maule Region .

During this period of hours, there were 175 earthquakes of magnitude 2.2 on the Richter climbing , with its epicenter 11 kilometers southwest of the center of the lagoon, with a depth of six kilometers, as reported by the Volcano Observatory in Los Southern Andes.